Free & Local
Semfora Engine
The core semantic analysis engine. Index codebases of any size, query with unified MCP tools, and get semantic understanding without cloud dependencies.
Quick Start
1. Install the engine
curl -fsSL https://sh.semfora.com/install.sh | bash2. Generate an index for your codebase
semfora-engine index3. Start the MCP server
semfora-engine serveUsing with AI Assistants?
See the MCP Setup Guide for step-by-step instructions to connect Semfora to Claude Code, Cursor, or VS Code.
Key Features
Airgapped Operation
Zero network calls, zero telemetry. Everything runs locally with no external dependencies.
Terabyte Scale
Sharded indexing handles massive monorepos. Process millions of files across thousands of packages.
Semantic Search
BM25-powered search finds code by meaning, not just text. No AI API calls required.
Call Graph Analysis
Map function relationships, identify callers, and understand code flow across your codebase.